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I am Lyosha [343]
3 years ago
9

Help pls ease need answer

Mathematics
1 answer:
mylen [45]3 years ago
3 0

Answer:

x+2

Step-by-step explanation:

factorise x²+4 as a difference of two squares then divide by x-2

which will be

(x+2)(x-2)/x-2

=x+2

I hope this helps

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house numbers on one side of a street are consecutive even integers. the sum of the first three house numbers on the street is 6
Vanyuwa [196]
Consecutive even integers..x, x + 2, x + 4

x + (x + 2) + (x + 4) = 6216
3x + 6 = 6216
3x = 6216 - 6
3x = 6210
x = 6210/3
x = 2070

x + 2 = 2070 + 2 = 2072
x + 4 = 2070 + 4 = 2074 <===house 3
4 0
3 years ago
you are given a fraction in simplest form. The numerator is NOT zero. when you write the fraction as a decimal, it is a repeatin
Darya [45]

Answer:

3, 6, 9

Step-by-step explanation:

When changing a fraction to a decimal, you divide the numerator by the denominator. For EX.

1/3= 1 divided by 3

1 divided by 3 is 0.3333333333333

1/6

1 divided by 6 is 1.6666666666666

1/9

1 divided by 9 is 0.1111111111111111111111

4 0
3 years ago
Temperatures in f can be converted in c using the formula c=5(f-32)/9
Tanya [424]

Start with

c=\dfrac{5(f-32)}{9}

Multiply both sides by 9:

9c=5(f-32)

Divide both sides by 5:

\dfrac{9c}{5}=f-32

Add 32 to both sides:

\dfrac{9c}{5}+32=f

The lack of parenthesis makes it hard for me to understand what you mean with aC+b/c, since it could be both

aC+\dfrac{b}{c}

or

\dfrac{aC+b}{c}

3 0
3 years ago
Giải phương trình x/30-x/40=5/4
Amiraneli [1.4K]

Answer:

x=150

Step-by-step explanation:

x/30-x/40=5/4

or, (4x-3x)/120=5/4

or, x/120=5/4

or, x=600/4

or, x=150

3 0
2 years ago
Can someone help me with this?
Marina86 [1]
If triangle MNP is congruent to triangle QST, that means that M and Q are congruent, N and S, and P and T, as they are in order, respectively.  This means that the measure of angle S is the same as the measure of angle N, which is 78º.  Therefore, the measure of angle S is 78º.  

Hope this helps!

4 0
3 years ago
Read 2 more answers
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